forked from Kitware/VTK
/
vtkClearRGBPass.cxx
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/
vtkClearRGBPass.cxx
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/*=========================================================================
Program: Visualization Toolkit
Module: vtkClearRGBPass.cxx
Copyright (c) Ken Martin, Will Schroeder, Bill Lorensen
All rights reserved.
See Copyright.txt or http://www.kitware.com/Copyright.htm for details.
This software is distributed WITHOUT ANY WARRANTY; without even
the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
PURPOSE. See the above copyright notice for more information.
=========================================================================*/
#include "vtkClearRGBPass.h"
#include "vtkObjectFactory.h"
#include "vtkRenderState.h"
#include "vtkRenderer.h"
#include "vtk_glew.h"
vtkStandardNewMacro(vtkClearRGBPass);
// ----------------------------------------------------------------------------
vtkClearRGBPass::vtkClearRGBPass()
{
this->Background[0] = 0;
this->Background[1] = 0;
this->Background[2] = 0;
}
// ----------------------------------------------------------------------------
vtkClearRGBPass::~vtkClearRGBPass()
{
}
// ----------------------------------------------------------------------------
void vtkClearRGBPass::PrintSelf(ostream& os, vtkIndent indent)
{
this->Superclass::PrintSelf(os,indent);
os << indent << "Background:"
<< this->Background[0] << "," << this->Background[1] << ","
<< this->Background[2] << endl;
}
// ----------------------------------------------------------------------------
void vtkClearRGBPass::Render(const vtkRenderState *s)
{
(void)s;
this->NumberOfRenderedProps=0;
glClearColor( static_cast<GLclampf>(this->Background[0]),
static_cast<GLclampf>(this->Background[1]),
static_cast<GLclampf>(this->Background[2]),
static_cast<GLclampf>(0.0));
glClear(GL_COLOR_BUFFER_BIT);
}